Dicas Reparação PANASONIC
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Panasonic | Z4 | SWITCHES ON BUT DIES | Q558 2SA879 | ||
| Panasonic | Z4 | Strange faults. | Reprograme microcomputer see Tv mag. | ||
| Panasonic | Z4 | Stores one channel in all locations | EPROM (IC1202)24CO2AB1 | ||
| Panasonic | Z4 | STATIONS TUNED TO ONE POSITION ALREADY HOLDING TU | CHECK AROUND TEXT PCB LINK J10 etc | ||
| Panasonic | Z4 | set displays "C" in left Centre of screen | Micro req's reset Hold down VOL button on set while pressing TIMER but on Handset Should display colum of OK's & reset | ||
| Panasonic | Z4 | POWERS UP THEN GOES DEAD | CHECK Q558 , Q541 , Q542 | ||
| Panasonic | Z4 | Over bright picture - with flyback lines. | R380 ( 680k ) o/c not through PCB properly. | ||
| Panasonic | Z4 | NO VIDEO , FAINT LINES IN BACKGROUND | 180pf CAP PIN 14 , IC521 | ||
| Panasonic | Z4 | NO SYNC ( CLOCK AND DATA LINES SHOW LOWER THAN NOR | MAB8461-PW216 TEXT CONTROL IC. - IC3507 | ||
| Panasonic | Z4 | No sound for 1st 1/2 hour pic shifted to one side | C503 ( 0.01uF ) | ||
| Panasonic | Z4 | Line osc running fast | AN5603K IC601 faulty | ||
| Panasonic | Z4 | Letter 'C' towards left centre of screen. | Reprograme microcomputer see Tv mag. | ||
| Panasonic | Z4 | Int no pic =- OSD ok | crack in print on video board between Q302 em & C302 | ||
| Panasonic | Z4 | INT FIELD COLLAPSE | Check V at pin 2 IC451 if high replace C402 3.3mfd , BLUE TANT on C board | ||
| Panasonic | Z4 | Int failure to start | Check dry joints but LOPTr was responsible this time |